Star Trek: The Immunity Syndrome

Starship Enterprise flying into a purple/red "space amoeba"

Friday, 7 PM. Channel 5. 

An enormous single-celled organism threatens the crew and possibly the galaxy. Will Kirk pull a clever solution out of his butt at the last minute?  Will Scotty protest that the ship can't handle it? Will Spock risk his life for logical reasons that annoy Dr. McCoy? Tune in to find out.